The Number

145123

One Hundred and Forty-Five Thousand One Hundred and Twenty-Three

In Base 21 Unovigesimal Is

fe1d21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See One Hundred and Forty-Five Thousand One Hundred and Twenty-Three in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

145120
fe1a21
One Hundred and Forty-Five Thousand One Hundred and Twenty in Base 21 Unovigesimal
145121
fe1b21
One Hundred and Forty-Five Thousand One Hundred and Twenty-One in Base 21 Unovigesimal
145122
fe1c21
One Hundred and Forty-Five Thousand One Hundred and Twenty-Two in Base 21 Unovigesimal
145124
fe1e21
One Hundred and Forty-Five Thousand One Hundred and Twenty-Four in Base 21 Unovigesimal
145125
fe1f21
One Hundred and Forty-Five Thousand One Hundred and Twenty-Five in Base 21 Unovigesimal
145126
fe1g21
One Hundred and Forty-Five Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.45123e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000172kg4e750c9721

The reciprocal of 145123 in Base 21 Unovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number fe1d21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and forty-five thousand one hundred and twenty-three is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

One hundred and forty-five thousand one hundred and twenty-three is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one hundred and forty-five thousand one hundred and twenty-three has the following 3 prime factors:

11
b21
Eleven in Base 21 Unovigesimal
79
3g21
Seventy-Nine in Base 21 Unovigesimal
167
7k21
One Hundred and Sixty-Seven in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

b211 · 3g211 · 7k211 = fe1d21

Base Conversions

The number one hundred and forty-five thousand one hundred and twenty-three in 35 different bases